The contact owned a 2007 Lincoln MKX. The contact stated that while driving at 50 MPH, he dosed off and hit a tree. The air bags did not deploy upon impact. A police report was not filed. The vehicle was able to be driven back to his home after the accident. The contact sought medical treatment for an injury to his pelvis due to the accident. The vehicle was placed under NHTSA Campaign Number: 21V158000(Air Bags) but was never serviced. The dealer nor the manufacturer had yet to be notified of the failure. The vehicle was totaled. The failure mileage was approximately 240,000.